Help with Exterior Insulation in Climate Zone 5

I’m in the process of adding exterior polyiso insulation to my small 24’x32′ garage-apartment in Strafford County, New Hampshire (Zone 5) with the first six panels of insulation on. In… I’m in the process of adding exterior polyiso insulation to my small 24’x32′ garage-apartment in Strafford County, New Hampshire (Zone 5) with the first six panels of insulation on. In…Read MoreGreenBuildingAdvisor